CN221037733U - Adjustable device for monitoring temperature force of seamless rail - Google Patents
Adjustable device for monitoring temperature force of seamless rail Download PDFInfo
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- CN221037733U CN221037733U CN202322649283.XU CN202322649283U CN221037733U CN 221037733 U CN221037733 U CN 221037733U CN 202322649283 U CN202322649283 U CN 202322649283U CN 221037733 U CN221037733 U CN 221037733U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 71
- 238000004140 cleaning Methods 0.000 claims description 9
- 244000309464 bull Species 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 238000001514 detection method Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an adjustable device for monitoring temperature force of a seamless rail, which comprises an ultrasonic signal generator, a transmitting probe, a receiving probe, a signal amplifier, a signal collector, a signal analysis device, a connecting frame, a sliding groove and a mounting groove which are communicated with each other, wherein an adjusting mechanism is arranged in the sliding groove and the mounting groove in a penetrating way, the adjusting mechanism comprises a sliding bar, a rack, a fixed plate, a connecting cover, a first connecting rod, a second connecting rod, a first gear, a second gear, a connecting plate, a rotating rod and a third gear, and the transmitting probe and the receiving probe are arranged on the connecting plate. The adjustable device provided by the utility model can realize the adjustment of the angles and the positions of the transmitting probe and the receiving probe, and can better optimize the propagation path of ultrasonic signals and improve the strength and the stability of the signals when being used for the temperature force monitoring of a seamless rail, thereby improving the accuracy and the reliability of a measuring result.
Description
Technical Field
The utility model relates to an adjustable device for monitoring temperature force of a seamless rail, and belongs to the technical field of rail damage detection.
Background
The railway operation mileage of China is increased year by year, and the seamless line mileage is more than 70%. The change of the environment temperature can cause the temperature of the steel rail to change, when the temperature of the steel rail exceeds the allowable threshold, the inner part of the steel rail can generate larger force, namely the temperature force, and the magnitude of the temperature force is in direct proportion to the temperature difference of the steel rail. The temperature forces typically include temperature pressure and temperature tension, with the seamless rail interior producing temperature pressure when the rail temperature is above the locked rail temperature and temperature tension when the rail temperature is below the locked rail temperature. The stability and the safety of the seamless line are greatly influenced by temperature force, and the temperature force of the steel rail is required to be monitored in order to ensure the stability and the safety of the seamless line.
Since the temperature force refers to the temperature stress on the whole section of the seamless rail, that is, the temperature force is equal to the product of the temperature stress and the cross-sectional area of the rail (the area surrounded by the cross-section of the rail), the measurement of the temperature force is mainly realized by a temperature stress measuring device at present.
The ultrasonic temperature stress detection device is a steel rail temperature stress detection device newly developed in recent years. Patent CN202122884701.4 discloses a seamless rail stress detection device, which realizes detection of stress concentration area and temperature of the rail through an ultrasonic sensor, and signal acquisition is carried out by the detection part, and the ultrasonic sensor comprises a transmitting probe and a receiving probe. However, the angles of the transmitting probe and the receiving probe in the device are not adjustable, so that the signals are easy to attenuate, scatter or reflect for bending or uneven positions of some tracks in the use process, and the accuracy and the reliability of the measurement result are further affected.
Disclosure of utility model
In view of the foregoing problems with the prior art, it is an object of the present utility model to provide an adjustable device for seamless rail temperature force monitoring that enables the angle and position of the transmitting and receiving probes to be adjustable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The adjustable device for monitoring the temperature force of the seamless rail comprises an ultrasonic signal generator, a transmitting probe, a receiving probe, a signal amplifier, a signal collector and a signal analysis device, wherein the ultrasonic signal generator is in signal connection with the transmitting probe, the receiving probe is in signal connection with the signal amplifier, the signal amplifier is in signal connection with the signal collector, and the signal collector is in signal connection with the signal analysis device; still include the link, sliding tray and mounting groove that is linked together have been seted up in the front of link, run through in sliding tray and the mounting groove and be provided with adjustment mechanism, adjustment mechanism includes vertical sliding connection's slide bar in the sliding tray, one side that the slide bar is close to the mounting groove is equipped with the rack, and the front of slide bar is equipped with the fixed plate, be equipped with the connecting cover on the fixed plate, rotate on the fixed plate and be connected with the first connecting rod and the second connecting rod that the level set up, the outside cover of first connecting rod is equipped with first gear, the outside cover of second connecting rod is equipped with the second gear, the second gear meshes with first gear, the outside cover of one end of first connecting rod is equipped with the connecting plate, the mounting groove internal rotation is connected with the bull stick that the level set up, the outside cover of bull stick is equipped with the third gear, the third gear meshes with the rack, transmitting probe and receiving probe are installed on the connecting plate.
In one embodiment, nuts are respectively arranged at positions corresponding to the transmitting probe and the receiving probe, and the transmitting probe and the receiving probe are respectively in threaded connection with the nuts at the corresponding positions and are horizontally fixed on the connecting plate through the nuts at the corresponding positions.
In one embodiment, a first knob is arranged at the end of the rotating rod, and a second knob is arranged at the end of the second connecting rod.
In one embodiment, a placement box is arranged near the connecting frame, and the ultrasonic signal generator, the signal amplifier, the signal collector and the signal analysis device are placed in the placement box.
In one embodiment, the two ends of the back of the connecting frame are respectively fixedly provided with a magnetic attraction block.
In a preferred scheme, the connecting frame is respectively and horizontally provided with a screw rod at the position corresponding to the magnetic attraction block, and the back surface of the magnetic attraction block is connected with the screw rod at the corresponding position.
A mounting frame is fixed between the magnetic attraction blocks at the two ends, and a cleaning brush is connected to the mounting frame in a sliding manner.
In a preferred scheme, a handle is fixed at the top end of the cleaning brush.
Compared with the prior art, the utility model has the beneficial technical effects that:
The adjustable device for monitoring the temperature force of the seamless rail provided by the utility model realizes the adjustment of the angles and the positions of the transmitting probe and the receiving probe by arranging the adjusting mechanism, so that the transmission path of an ultrasonic signal can be better optimized and the strength and the stability of the signal can be improved when the adjustable device is used for monitoring the temperature force of the seamless rail, thereby improving the accuracy and the reliability of a measuring result and having remarkable practical value.
Drawings
FIG. 1 is a schematic diagram of a structure of an adjustable device for monitoring temperature and force of a seamless rail according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the structure of a connecting frame and other components of an adjustable device for monitoring the temperature and the force of a seamless rail according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of FIG. 2 with the attachment cap 104 removed;
FIG. 4 is a cross-sectional view of FIG. 2;
FIG. 5 is a rear view of FIG. 2;
The reference numerals in the figures are shown below: 1. an ultrasonic signal generator; 2. a transmitting probe; 3. receiving a probe; 4. a signal amplifier; 5. a signal collector; 6. a signal analysis device; 7. a connecting frame; 8. a sliding groove; 9. a mounting groove; 10. an adjusting mechanism; 101. a sliding bar; 102. a rack; 103. a fixing plate; 104. a connection cover; 105. a first connecting rod; 106. a second connecting rod; 107. a first gear; 108. a second gear; 109. a connecting plate; 1010. a rotating rod; 1011. a third gear; 1012. a first knob; 1013. a second knob; 11. a steel rail; 12. a screw cap; 13. placing a box; 14. a magnetic suction block; 15. a screw; 16. a mounting frame; 17. a cleaning brush; 18. a handle.
Detailed Description
The technical scheme of the present utility model will be further clearly and completely described in the following in conjunction with the accompanying drawings and examples.
Examples
Please refer to fig. 1 to 5: the utility model provides an adjustable device for monitoring the temperature force of a seamless rail, which comprises an ultrasonic signal generator 1, a transmitting probe 2, a receiving probe 3, a signal amplifier 4, a signal collector 5 and a signal analysis device 6, wherein the ultrasonic signal generator 1 is in signal connection with the transmitting probe 2, the receiving probe 3 is in signal connection with the signal amplifier 4, the signal amplifier 4 is in signal connection with the signal collector 5, and the signal collector 5 is in signal connection with the signal analysis device 6; still include link 7, the sliding tray 8 and the mounting groove 9 that are linked together have been seted up in the front of link 7, run through in sliding tray 8 and the mounting groove 9 and be provided with adjustment mechanism 10, adjustment mechanism 10 includes vertical sliding connection in sliding tray 8's sliding bar 101, one side that sliding bar 101 is close to mounting groove 9 is equipped with rack 102, and the front of sliding bar 101 is equipped with fixed plate 103, be equipped with connecting cover 104 on the fixed plate 103, the rotation is connected with the head rod 105 and the second connecting rod 106 of level setting on the fixed plate 103, the outside cover of head rod 105 is equipped with first gear 107, the outside cover of second connecting rod 106 is equipped with second gear 108, second gear 108 meshes with first gear 107, the outside cover of one end of head rod 105 is equipped with connecting plate 109, the bull stick 1010 of 9 internal rotation of mounting groove is connected with the level setting, the outside cover of bull stick 1010 is equipped with the third gear 1011, the third gear 1011 meshes with rack 102, transmitting probe 2 and receiving probe 3 are installed on connecting plate 109.
In this embodiment, the ultrasonic signal generator 1, the transmitting probe 2, the receiving probe 3, the signal amplifier 4, the signal collector 5 and the signal analysis device 6 are all conventional techniques. The signal analysis device 6 may be a PC, a desktop computer, a notebook computer, or a tablet computer.
The temperature force monitoring operation of the seamless rail by adopting the adjustable device provided by the utility model is as follows:
Firstly, the back surface of a connecting frame 7 is fixedly connected with a steel rail 11, and then the positions of a transmitting probe 2 and a receiving probe 3 are measured through a level gauge and a position measuring device, so that the signal transmission paths of the transmitting probe 2 and the receiving probe 3 are ensured to be parallel to the surface of the steel rail 11 as much as possible, an excessive offset angle is avoided, and the normal operation of equipment is ensured (the part belongs to common general knowledge and is not described in detail here);
The ultrasonic signal generator 1 is started, the ultrasonic signal generator 1 generates ultrasonic waves, the transmitting probe 2 transmits the ultrasonic waves generated by the ultrasonic signal generator 1 to the steel rail 11, signals of the ultrasonic waves after being transmitted in the steel rail 11 are received by the receiving probe 3, the ultrasonic signals received by the receiving probe 3 are transmitted to the signal collector 5 after being amplified by the signal amplifier 4, finally the signal collector 5 transmits the collected ultrasonic signals to the signal analysis device 6, the signal analysis device 6 analyzes and processes the received data to obtain temperature stress, and the temperature stress is calculated according to a conversion formula between the temperature stress and the temperature stress, so that the temperature stress monitoring of the seamless steel rail is realized;
In the temperature force monitoring process, the angles and positions of the transmitting probe 2 and the receiving probe 3 can be adjusted through the adjusting mechanism 10, and then the optimal positions and angles of the transmitting probe 2 and the receiving probe 3 are determined according to the ultrasonic signal propagation distortion ratio, so that the ultrasonic signal propagation path is better optimized, the strength and stability of the signal are improved, and the accuracy and reliability of the measurement result are further improved, wherein the adjusting mode of the angles and positions of the transmitting probe 2 and the receiving probe 3 is specifically as follows:
Rotating the rotating rod 1010, wherein the rotating rod 1010 drives the third gear 1011 to rotate, the third gear 1011 drives the sliding bar 101 to move up and down through the rack 102, the sliding bar 101 drives the fixed plate 103 to move up and down, and then the connecting plate 109 and the transmitting probe 2 and the receiving probe 3 on the connecting plate 109 are driven to move up and down, so that the position adjustment of the transmitting probe 2 and the receiving probe 3 in the vertical direction is realized;
The second connecting rod 106 is rotated, the second connecting rod 106 drives the second gear 108 to rotate, and the second gear 108 drives the first gear 107 to rotate, so that the connecting plate 109 and the transmitting probe 2 and the receiving probe 3 on the connecting plate 109 are driven to rotate, and the angle adjustment of the transmitting probe 2 and the receiving probe 3 is realized.
In this embodiment, the connection plate 109 is provided with nuts 12 at positions corresponding to the transmitting probe 2 and the receiving probe 3, and the transmitting probe 2 and the receiving probe 3 are respectively screwed with the nuts 12 at the corresponding positions and horizontally fixed on the connection plate 109 through the nuts 12 at the corresponding positions.
In this embodiment, a first knob 1012 is disposed at an end of the rotating rod 1010, and a second knob 1013 is disposed at an end of the second connecting rod 106. When the rotary rod is used, the rotary rod 1010 and the second connecting rod 106 are respectively driven to rotate by rotating the first knob 1012 and the second knob 1013, so that the rotary rod 1010 and the second connecting rod 106 rotate more conveniently and rapidly.
In this embodiment, a placement box 13 is disposed near the connection frame 7, and the ultrasonic signal generator 1, the signal amplifier 4, the signal collector 5 and the signal analysis device 6 are all placed in the placement box 13.
In this embodiment, magnetic blocks 14 are respectively fixed at two ends of the back surface of the connecting frame 7. When the magnetic attraction type connecting rack is used, the magnetic attraction blocks 14 are attracted to the steel rail 11, and the connecting rack 7 and related components on the connecting rack 7 can be quickly and conveniently fixed on the steel rail 11, so that the follow-up temperature force monitoring is facilitated.
In addition, the connecting frame 7 is respectively and horizontally provided with a screw rod 15 at the position corresponding to the magnetic attraction block 14, and the back surface of the magnetic attraction block is connected with the screw rod 15 at the corresponding position. The screw rod 15 is in threaded connection with the connecting frame 7, and when the magnetic probe is used, the screw rod 15 is horizontally moved relative to the connecting frame 7 by rotating the screw rod 15, so that the magnetic block 14 horizontally moves relative to the connecting frame 7, and further, the position adjustment of the connecting frame 7 and the transmitting probe 2 and the receiving probe 3 on the connecting frame 7 in the horizontal direction is realized.
In addition, a mounting frame 16 is fixed between the two ends of the magnetic attraction blocks 14, and a cleaning brush 17 is connected to the mounting frame 16 in a sliding manner. Before detection, the detection part can be cleaned by the cleaning brush 17, so that impurities on the surface of the steel rail 11 are cleaned away, and the detection data is not influenced by the impurities.
In addition, a handle 18 is fixed at the top end of the cleaning brush 17, so that the cleaning brush 17 can be moved conveniently.
Finally, it is necessary to point out here that: the foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. The adjustable device for monitoring the temperature force of the seamless rail comprises an ultrasonic signal generator, a transmitting probe, a receiving probe, a signal amplifier, a signal collector and a signal analysis device, wherein the ultrasonic signal generator is in signal connection with the transmitting probe, the receiving probe is in signal connection with the signal amplifier, the signal amplifier is in signal connection with the signal collector, and the signal collector is in signal connection with the signal analysis device; the method is characterized in that: still include the link, sliding tray and mounting groove that is linked together have been seted up in the front of link, run through in sliding tray and the mounting groove and be provided with adjustment mechanism, adjustment mechanism includes vertical sliding connection's slide bar in the sliding tray, one side that the slide bar is close to the mounting groove is equipped with the rack, and the front of slide bar is equipped with the fixed plate, be equipped with the connecting cover on the fixed plate, rotate on the fixed plate and be connected with the first connecting rod and the second connecting rod that the level set up, the outside cover of first connecting rod is equipped with first gear, the outside cover of second connecting rod is equipped with the second gear, the second gear meshes with first gear, the outside cover of one end of first connecting rod is equipped with the connecting plate, the mounting groove internal rotation is connected with the bull stick that the level set up, the outside cover of bull stick is equipped with the third gear, the third gear meshes with the rack, transmitting probe and receiving probe are installed on the connecting plate.
2. An adjustable device for temperature force monitoring of a seamless rail according to claim 1, wherein: the connecting plate is provided with nuts at positions corresponding to the transmitting probe and the receiving probe respectively, and the transmitting probe and the receiving probe are in threaded connection with the nuts at the corresponding positions respectively and are horizontally fixed on the connecting plate through the nuts at the corresponding positions.
3. An adjustable device for temperature force monitoring of a seamless rail according to claim 1, wherein: the end part of the rotating rod is provided with a first knob, and the end part of the second connecting rod is provided with a second knob.
4. An adjustable device for temperature force monitoring of a seamless rail according to claim 1, wherein: the ultrasonic signal generator, the signal amplifier, the signal collector and the signal analysis device are all placed in the placement box.
5. An adjustable device for temperature force monitoring of a seamless rail according to claim 1, wherein: and magnetic attraction blocks are respectively and fixedly arranged at two ends of the back surface of the connecting frame.
6. The adjustable device for seamless rail temperature force monitoring according to claim 5, wherein: the connecting frame is respectively and horizontally provided with a screw rod at the position corresponding to the magnetic attraction block, and the back surface of the magnetic attraction block is connected with the screw rod at the corresponding position.
7. The adjustable device for seamless rail temperature force monitoring according to claim 5, wherein: a mounting frame is fixed between the magnetic attraction blocks at the two ends, and a cleaning brush is connected on the mounting frame in a sliding manner.
8. The adjustable device for seamless rail temperature force monitoring according to claim 7, wherein: the top end of the cleaning brush is fixed with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322649283.XU CN221037733U (en) | 2023-09-28 | 2023-09-28 | Adjustable device for monitoring temperature force of seamless rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322649283.XU CN221037733U (en) | 2023-09-28 | 2023-09-28 | Adjustable device for monitoring temperature force of seamless rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221037733U true CN221037733U (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322649283.XU Active CN221037733U (en) | 2023-09-28 | 2023-09-28 | Adjustable device for monitoring temperature force of seamless rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221037733U (en) |
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2023
- 2023-09-28 CN CN202322649283.XU patent/CN221037733U/en active Active
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